Spec Sizes

Kia Optima vs Acura TSX Dimensions & Size Comparison

Comparing 2004 catalog dimensions. Kia Optima · Acura TSX

Same scale for both vehicles. Generic silhouette — proportional to measured length, height, width, wheelbase, and clearance.

Side view
  • Length185.8 in
  • Height55.5 in
  • Wheelbase106.3 in
  • Curb weight3,279 lb – 3,301 lb
Front / width
  • Width71.5 in
  • Acura TSX width69.4 in

Which is bigger?

  • Length: Acura TSX is 2.5 in shorter (185.8 in vs 183.3 in)
  • Width: Acura TSX is 2.1 in narrower (71.5 in vs 69.4 in)
  • Height: Acura TSX is 1.8 in taller (55.5 in vs 57.3 in)
  • Wheelbase: Kia Optima has a 1.2 in longer wheelbase (106.3 in vs 105.1 in)
  • Curb weight: Kia Optima is 60 lb heavier (3,290 lb vs 3,230 lb)

Biggest size differences

  1. Height: Acura TSX is 1.8 in taller (55.5 in vs 57.3 in)
  2. Width: Acura TSX is 2.1 in narrower (71.5 in vs 69.4 in)
  3. Curb weight: Kia Optima is 60 lb heavier (3,290 lb vs 3,230 lb)
  4. Length: Acura TSX is 2.5 in shorter (185.8 in vs 183.3 in)
  5. Wheelbase: Kia Optima has a 1.2 in longer wheelbase (106.3 in vs 105.1 in)

Practical verdicts

  • Easier to fit in a short garageAcura TSX — Acura TSX is shorter by 2.5 in Check garage fit for Kia Optima · garage fit for Acura TSX
  • Narrower for tight parkingAcura TSX — Acura TSX is narrower by 2.1 in
  • Smaller exterior footprintAcura TSX — Based on length × width (Acura TSX)

Dimension comparison

SpecKia OptimaAcura TSXDifference
Length185.8 in183.3 in2.5 in
Width71.5 in69.4 in2.1 in
Height55.5 in57.3 in1.8 in
Wheelbase106.3 in105.1 in1.2 in
Curb weight3,290 lb3,230 lb60 lb

Values use trim midpoints when a model year lists a range.

Compare by year

Overlapping model years with dimension data.

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